\centering
\begin{tabular}[t]{lcc>{\centering\arraybackslash}p{1.5in}}
\toprule
\multicolumn{1}{c}{ } & \multicolumn{3}{c}{\makecell[c]{Selected transgender in outcome round\\(3-person discussion only)}} \\
\cmidrule(l{3pt}r{3pt}){2-4}
  & (1) & (2) & (3)\\
\midrule
Self: observed attitude towards transgenders in discussion (Z-score) & \num{0.088}*** &  & \\
 & (\num{0.019}) [\num{<0.001}] &  & \\
Others in group: observed attitude towards transgenders in discussion (Z-score) & \num{0.048}** &  & \\
 & (\num{0.023}) [\num{0.034}] &  & \\
Self: number of times spoke in favour of trans in discussion &  & \num{0.217}*** & \\
 &  & (\num{0.034}) [\num{<0.001}] & \\
P(others in group spoke pro-trans in discussion) &  & \num{0.137}*** & \\
 &  & (\num{0.042}) [\num{0.001}] & \\
Self: combined favourable discussion index (Z-score) &  &  & \num{0.131}***\\
 &  &  & (\num{0.019}) [\num{<0.001}]\\
Others in group: combined favourable discussion index (Z-score) &  &  & \num{0.067}***\\
 &  &  & (\num{0.023}) [\num{0.004}]\\
\midrule
Num. observations & \num{1776} & \num{1776} & \num{1776}\\
Num. participants & \num{890} & \num{890} & \num{890}\\
Num. groups & \num{297} & \num{297} & \num{297}\\
Stratum controls & X & X & X\\
Video controls & X & X & X\\
Multiple delivery control & X & X & X\\
Shown on right dummy (=1) & X & X & X\\
\bottomrule

\end{tabular}

